code: def test_invalid_runner_empty_tag():
      with pytest.raises(ValueError):
          Runner(DummyRunnable, name="")
  
file_path: BentoML/tests/unit/_internal/runner/test_runner.py
imports: import logging
  import pytest
  import bentoml
  from bentoml._internal.runner import Runner
label_desc: Use image node_id 9 for calling a global function with example usage: test_invalid_runner_empty_tag() without return types